Men's Accessories. Osman Fez. Shriners International, also commonly known as Shriners, was established in 1870 and is headquartered in Tampa, Florida, USA. It is an added body to Freemasonry. Shriners International describes itself as a fraternity based on fun, fellowship, and the Masonic principles of brotherly love, relief, and truth. The organization is best known for the Shriners Hospitals for Children that it administers, and the red fezzes that members wear. The organization was previously known as Ancient Arabic Order of the Nobles of the Mystic Shrine (A.A.O.N.M.S.) or Shriners North America.